1-(Phenylaminothiocarbonyl)-4-hydroxy-4-phenyl piperidine 1-Piperidinecarboxamide, N,4-diphenyl-4-hydroxy-thio- 1-Piperidinecarboxanilide, 4-hydroxy-4-phenyl-thio- 65846-22-2 N,4-Diphenyl-4-hydroxy-thio-1-piperidinecarboxamide